秘书工作的五个对立统一是什么?
参考答案:
⑴被动性与主动性的统一;⑵事务性与思想性的统一;⑶机要性与群众性的统一;⑷经常性与突击性的统一;⑸综合性与专业性的统一
The layer thought it unfair for his client to _______ ten years in prison just because he had helped
the robbers escape. [ ]
A. to be sentenced
B. to sentenced to
C. to be sentenced to
D. have sentenced to
代表性误差形成的原因主要有( )。
A.抽样没有遵循随机原则
B.有意虚报、瞒报
C.抄录错误
D.样本容量不足
E.样本结构与总体存在差异